//! \file       ImageGCmp.cs
//! \date       2017 Dec 01
//! \brief      Nekotaro Game System compressed image format.
//
// Copyright (C) 2017 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//

using System;
using System.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using GameRes.Utility;

namespace GameRes.Formats.Nekotaro
{
    internal class GCmpMetaData : ImageMetaData
    {
        public bool IsCompressed;
    }

    [Export(typeof(ImageFormat))]
    public class GCmpFormat : ImageFormat
    {
        public override string         Tag { get { return "GCMP"; } }
        public override string Description { get { return "Nekotaro Game System image format"; } }
        public override uint     Signature { get { return 0x706D4347; } } // 'GCmp'

        public override ImageMetaData ReadMetaData (IBinaryStream file)
        {
            var header = file.ReadHeader (0x10);
            int format = (sbyte)header[12];
            int bpp = Math.Abs (format);
            if (bpp != 24 && bpp != 8 && bpp != 1)
                return null;
            return new GCmpMetaData {
                Width = header.ToUInt16 (8),
                Height = header.ToUInt16 (10),
                BPP = bpp,
                IsCompressed = format > 0,
            };
        }

        public override ImageData Read (IBinaryStream file, ImageMetaData info)
        {
            using (var reader = new GCmpDecoder (file, (GCmpMetaData)info, this, true))
                return reader.Image;
        }

        public override void Write (Stream file, ImageData image)
        {
            throw new System.NotImplementedException ("GCmpFormat.Write not implemented");
        }
    }

    internal sealed class GCmpDecoder : IImageDecoder
    {
        IBinaryStream   m_input;
        ImageData       m_image;
        GCmpMetaData    m_info;
        bool            m_should_dispose;

        public Stream            Source { get { return m_input.AsStream; } }
        public ImageFormat SourceFormat { get; private set; }
        public ImageMetaData       Info { get { return m_info; } }
        public PixelFormat       Format { get; private set; }
        public BitmapPalette    Palette { get; private set; }
        public int               Stride { get; private set; }
        public ImageData          Image { get { return m_image ?? (m_image = Unpack()); } }

        public GCmpDecoder (IBinaryStream input, GCmpMetaData info, ImageFormat source, bool leave_open = false)
        {
            m_input = input;
            m_info = info;
            SourceFormat = source;
            m_should_dispose = !leave_open;
            if (info.BPP > 1)
                Stride = info.iWidth * info.BPP / 8;
            else
                Stride = (info.iWidth + 7) / 8;
        }

        public ImageData Unpack ()
        {
            m_input.Position = 0x10;
            byte[] pixels;
            if (24 == Info.BPP)
                pixels = Unpack24bpp();
            else
                pixels = Unpack8bpp();
            return ImageData.CreateFlipped (Info, Format, Palette, pixels, Stride);
        }

        byte[] Unpack24bpp ()
        {
            Format = PixelFormats.Bgr24;
            int pixel_count = Info.iWidth * Info.iHeight;
            var output = new byte[pixel_count * Info.BPP / 8 + 1];
            var frame = new byte[384];
            int dst = 0;
            int chunk_length = 0;
            while (pixel_count > 0)
            {
                int count, frame_pos, pixel;
                if (chunk_length != 0)
                {
                    pixel = m_input.ReadInt24();
                    count = 1;
                    frame_pos = 127;
                    --chunk_length;
                }
                else
                {
                    count = m_input.ReadUInt8();
                    int lo = count & 0x1F;
                    if (0 != (count & 0x80))
                    {
                        count = ((byte)count >> 5) & 3;
                        if (count != 0)
                        {
                            frame_pos = lo;
                        }
                        else
                        {
                            count = lo << 1;
                            frame_pos = m_input.ReadUInt8();
                            if (0 != (frame_pos & 0x80))
                                ++count;
                            frame_pos &= 0x7F;
                        }
                        if (0 == count)
                        {
                            count = m_input.ReadInt32();
                        }
                        int fpos = 3 * frame_pos;
                        pixel = frame[fpos] | frame[fpos+1] << 8 | frame[fpos+2] << 16;
                    }
                    else
                    {
                        if (1 == count)
                        {
                            chunk_length = m_input.ReadUInt8() - 1;
                        }
                        else if (0 == count)
                        {
                            count = m_input.ReadInt32();
                        }
                        pixel = m_input.ReadInt24();
                        frame_pos = 127;
                    }
                }
                if (count > pixel_count)
                    count = pixel_count;
                pixel_count -= count;
                LittleEndian.Pack (pixel, output, dst);
                dst += 3;
                if (--count > 0)
                {
                    count *= 3;
                    Binary.CopyOverlapped (output, dst - 3, dst, count);
                    dst += count;
                }
                if (frame_pos != 0)
                    Buffer.BlockCopy (frame, 0, frame, 3, 3 * frame_pos);
                frame[0] = (byte)pixel;
                frame[1] = (byte)(pixel >> 8);
                frame[2] = (byte)(pixel >> 16);
            }
            return output;
        }

        byte[] Unpack8bpp ()
        {
            if (8 == Info.BPP)
            {
                Format = PixelFormats.Indexed8;
                Palette = DefaultPalette;
            }
            else
                Format = PixelFormats.BlackWhite;
            int pixel_count = Info.iHeight * Stride;
            if (m_info.IsCompressed)
                return m_input.ReadBytes (pixel_count);

            var output = new byte[pixel_count];
            int dst = 0;
            byte[] frame = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 0xFF };

            int count = pixel_count;
            int extra_count = pixel_count;
            while (pixel_count > 0)
            {
                byte pixel;
                int frame_pos;
                byte ctl = m_input.ReadUInt8();
                int hi = ctl >> 4;
                int lo = ctl & 0xF;
                if (hi != 0)
                {
                    frame_pos = hi - 1;
                    pixel = frame[frame_pos];
                    count = lo + 1;
                }
                else
                {
                    switch (lo)
                    {
                    default:
                        count = lo + 1;
                        break;
                    case 10:
                        count = m_input.ReadUInt8() + 11;
                        break;
                    case 11:
                        count = m_input.ReadUInt16() + 267;
                        break;
                    case 12:
                        count = m_input.ReadInt32() + 65803;
                        break;
                    case 13:
                        extra_count = 0x10;
                        count = m_input.ReadUInt8();
                        break;
                    case 14:
                        extra_count = 0x120;
                        count = m_input.ReadUInt16();
                        break;
                    case 15:
                        extra_count = 0x10130;
                        count = m_input.ReadInt32();
                        break;
                    }
                    pixel = m_input.ReadUInt8();
                    if (lo < 13)
                    {
                        frame_pos = 14;
                    }
                    else
                    {
                        lo = pixel & 0xF;
                        frame_pos = (pixel >> 4) - 1;
                        pixel = frame[frame_pos];
                        count = extra_count + 16 * count + lo + 1;
                    }
                }
                if (count > pixel_count)
                    count = pixel_count;
                pixel_count -= count;
                for (int i = 0; i < count; ++i)
                    output[dst++] = pixel;
                Buffer.BlockCopy (frame, 0, frame, 1, frame_pos);
                frame[0] = pixel;
            }
            return output;
        }

        static readonly BitmapPalette DefaultPalette = new BitmapPalette (
            /*
            new Color[] {
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0x22, 0x22, 0x22),
                Color.FromRgb (0x44, 0x44, 0x44),
                Color.FromRgb (0x55, 0x55, 0x55),
                Color.FromRgb (0x66, 0x66, 0x66),
                Color.FromRgb (0x77, 0x77, 0x77),
                Color.FromRgb (0x88, 0x88, 0x88),
                Color.FromRgb (0x99, 0x99, 0x99),
                Color.FromRgb (0xAA, 0xAA, 0xAA),
                Color.FromRgb (0xBB, 0xBB, 0xBB),
                Color.FromRgb (0xCC, 0xCC, 0xCC),
                Color.FromRgb (0xDD, 0xDD, 0xDD),
                Color.FromRgb (0xEE, 0xEE, 0xEE),
                Color.FromRgb (0x00, 0xFF, 0x00),
                Color.FromRgb (0x1C, 0x09, 0x05),
                Color.FromRgb (0x2F, 0x0A, 0x05),
                Color.FromRgb (0x4E, 0x04, 0x02),
                Color.FromRgb (0x41, 0x0C, 0x05),
                Color.FromRgb (0x29, 0x15, 0x36),
                Color.FromRgb (0x24, 0x22, 0x21),
                Color.FromRgb (0x6C, 0x07, 0x0D),
                Color.FromRgb (0x1F, 0x2D, 0x36),
                Color.FromRgb (0x4B, 0x21, 0x18),
                Color.FromRgb (0x5D, 0x1B, 0x0D),
                Color.FromRgb (0x8B, 0x00, 0x36),
                Color.FromRgb (0x8E, 0x06, 0x16),
                Color.FromRgb (0x7E, 0x11, 0x0F),
                Color.FromRgb (0x09, 0x44, 0x64),
                Color.FromRgb (0x48, 0x2C, 0x4B),
                Color.FromRgb (0x38, 0x37, 0x3A),
                Color.FromRgb (0x3A, 0x24, 0x88),
                Color.FromRgb (0x74, 0x23, 0x12),
                Color.FromRgb (0x0D, 0x53, 0x29),
                Color.FromRgb (0x22, 0x34, 0x86),
                Color.FromRgb (0xB1, 0x03, 0x2A),
                Color.FromRgb (0x4B, 0x37, 0x28),
                Color.FromRgb (0x64, 0x30, 0x28),
                Color.FromRgb (0x32, 0x4A, 0x2D),
                Color.FromRgb (0x9B, 0x17, 0x20),
                Color.FromRgb (0xB0, 0x10, 0x10),
                Color.FromRgb (0x3D, 0x19, 0xCC),
                Color.FromRgb (0x1B, 0x38, 0xB2),
                Color.FromRgb (0x97, 0x25, 0x13),
                Color.FromRgb (0x30, 0x4C, 0x5E),
                Color.FromRgb (0x77, 0x38, 0x22),
                Color.FromRgb (0xD3, 0x0B, 0x1F),
                Color.FromRgb (0x01, 0x69, 0x65),
                Color.FromRgb (0x5F, 0x46, 0x33),
                Color.FromRgb (0x4B, 0x4D, 0x4F),
                Color.FromRgb (0xB6, 0x1B, 0x34),
                Color.FromRgb (0x0A, 0x74, 0x34),
                Color.FromRgb (0xBB, 0x26, 0x11),
                Color.FromRgb (0xED, 0x0B, 0x26),
                Color.FromRgb (0x2F, 0x52, 0x97),
                Color.FromRgb (0x49, 0x20, 0xFB),
                Color.FromRgb (0x89, 0x44, 0x15),
                Color.FromRgb (0x67, 0x46, 0x65),
                Color.FromRgb (0x06, 0x76, 0x72),
                Color.FromRgb (0x93, 0x3F, 0x2D),
                Color.FromRgb (0x3F, 0x65, 0x49),
                Color.FromRgb (0x6D, 0x52, 0x3B),
                Color.FromRgb (0x88, 0x4C, 0x38),
                Color.FromRgb (0xE5, 0x26, 0x17),
                Color.FromRgb (0xA6, 0x47, 0x1D),
                Color.FromRgb (0x43, 0x68, 0x7D),
                Color.FromRgb (0x23, 0x50, 0xE8),
                Color.FromRgb (0xE3, 0x24, 0x43),
                Color.FromRgb (0x94, 0x56, 0x1C),
                Color.FromRgb (0x60, 0x63, 0x64),
                Color.FromRgb (0xBC, 0x3E, 0x49),
                Color.FromRgb (0x06, 0x9C, 0x45),
                Color.FromRgb (0xC4, 0x44, 0x24),
                Color.FromRgb (0xB1, 0x55, 0x2B),
                Color.FromRgb (0x8D, 0x60, 0x53),
                Color.FromRgb (0x63, 0x46, 0xFB),
                Color.FromRgb (0x7B, 0x6C, 0x61),
                Color.FromRgb (0x91, 0x57, 0x97),
                Color.FromRgb (0xAA, 0x5A, 0x4C),
                Color.FromRgb (0x49, 0x7E, 0xA0),
                Color.FromRgb (0xF8, 0x3C, 0x29),
                Color.FromRgb (0xA9, 0x67, 0x20),
                Color.FromRgb (0xC9, 0x56, 0x36),
                Color.FromRgb (0xA2, 0x6A, 0x3E),
                Color.FromRgb (0xBF, 0x56, 0x6C),
                Color.FromRgb (0x77, 0x7A, 0x7B),
                Color.FromRgb (0x5D, 0x79, 0xD2),
                Color.FromRgb (0xCC, 0x62, 0x44),
                Color.FromRgb (0xA3, 0x75, 0x63),
                Color.FromRgb (0xDE, 0x60, 0x31),
                Color.FromRgb (0xB5, 0x79, 0x23),
                Color.FromRgb (0x45, 0x80, 0xF5),
                Color.FromRgb (0xFD, 0x56, 0x29),
                Color.FromRgb (0xEE, 0x52, 0x64),
                Color.FromRgb (0x8C, 0x83, 0x6E),
                Color.FromRgb (0xCD, 0x70, 0x2A),
                Color.FromRgb (0xC4, 0x6E, 0x53),
                Color.FromRgb (0x86, 0x87, 0x87),
                Color.FromRgb (0x5E, 0x95, 0xAC),
                Color.FromRgb (0x7D, 0x6C, 0xFD),
                Color.FromRgb (0x36, 0xC5, 0x22),
                Color.FromRgb (0xAC, 0x6F, 0xB2),
                Color.FromRgb (0xD9, 0x6E, 0x4E),
                Color.FromRgb (0xC1, 0x84, 0x2D),
                Color.FromRgb (0xDB, 0x6C, 0x72),
                Color.FromRgb (0xEB, 0x6F, 0x42),
                Color.FromRgb (0x9F, 0x8B, 0x81),
                Color.FromRgb (0x92, 0x94, 0x93),
                Color.FromRgb (0x76, 0x90, 0xDB),
                Color.FromRgb (0x85, 0x9A, 0x99),
                Color.FromRgb (0xE0, 0x79, 0x58),
                Color.FromRgb (0xBE, 0x87, 0x6D),
                Color.FromRgb (0xD5, 0x7E, 0x62),
                Color.FromRgb (0x5B, 0xA7, 0xDF),
                Color.FromRgb (0xCC, 0x91, 0x2A),
                Color.FromRgb (0xF5, 0x6F, 0x76),
                Color.FromRgb (0x7B, 0xA7, 0xA7),
                Color.FromRgb (0xF1, 0x7C, 0x54),
                Color.FromRgb (0xA1, 0x9C, 0x87),
                Color.FromRgb (0xE5, 0x81, 0x61),
                Color.FromRgb (0xF2, 0x8A, 0x47),
                Color.FromRgb (0xEE, 0x88, 0x67),
                Color.FromRgb (0xA1, 0xA3, 0xA3),
                Color.FromRgb (0x8A, 0xA0, 0xE5),
                Color.FromRgb (0xC4, 0x9A, 0x7F),
                Color.FromRgb (0xD9, 0x9F, 0x36),
                Color.FromRgb (0x95, 0xAC, 0xAA),
                Color.FromRgb (0xEC, 0x88, 0x8B),
                Color.FromRgb (0xAE, 0xA7, 0x92),
                Color.FromRgb (0xE8, 0x90, 0x70),
                Color.FromRgb (0xF5, 0x8F, 0x6F),
                Color.FromRgb (0xD5, 0x8B, 0xDC),
                Color.FromRgb (0x6A, 0xC2, 0xF7),
                Color.FromRgb (0xEE, 0x9A, 0x7A),
                Color.FromRgb (0xF7, 0x98, 0x74),
                Color.FromRgb (0x8D, 0xBA, 0xDB),
                Color.FromRgb (0xBA, 0xB1, 0x9C),
                Color.FromRgb (0xB2, 0xB3, 0xB1),
                Color.FromRgb (0xD2, 0xA8, 0x9B),
                Color.FromRgb (0xA6, 0xBA, 0xBD),
                Color.FromRgb (0xEC, 0xB4, 0x3A),
                Color.FromRgb (0xFC, 0x98, 0x9F),
                Color.FromRgb (0xF7, 0xA1, 0x80),
                Color.FromRgb (0xED, 0xA7, 0x85),
                Color.FromRgb (0xFA, 0xA9, 0x83),
                Color.FromRgb (0xDD, 0xB3, 0xAF),
                Color.FromRgb (0xFA, 0xA6, 0xA7),
                Color.FromRgb (0xC8, 0xC0, 0xAD),
                Color.FromRgb (0xFA, 0xB0, 0x8F),
                Color.FromRgb (0x89, 0xD9, 0xFC),
                Color.FromRgb (0xA9, 0xCF, 0xE8),
                Color.FromRgb (0xBB, 0xCC, 0xCB),
                Color.FromRgb (0xFB, 0xB2, 0xB2),
                Color.FromRgb (0xFB, 0xB9, 0x97),
                Color.FromRgb (0xE2, 0xC2, 0xAF),
                Color.FromRgb (0xFC, 0xCA, 0x40),
                Color.FromRgb (0xFA, 0xBF, 0x82),
                Color.FromRgb (0xC9, 0xCA, 0xC9),
                Color.FromRgb (0xF8, 0xAC, 0xF8),
                Color.FromRgb (0xD4, 0xCD, 0xC2),
                Color.FromRgb (0xFC, 0xC2, 0x9D),
                Color.FromRgb (0xFC, 0xBE, 0xBA),
                Color.FromRgb (0xD2, 0xD3, 0xD0),
                Color.FromRgb (0xEC, 0xC9, 0xC6),
                Color.FromRgb (0xCA, 0xD9, 0xD7),
                Color.FromRgb (0xFD, 0xCA, 0xA5),
                Color.FromRgb (0xFE, 0xDB, 0x5B),
                Color.FromRgb (0xD8, 0xD8, 0xD4),
                Color.FromRgb (0xFD, 0xCA, 0xC9),
                Color.FromRgb (0xC3, 0xDF, 0xF1),
                Color.FromRgb (0xFE, 0xD2, 0xB1),
                Color.FromRgb (0xFD, 0xD6, 0xA1),
                Color.FromRgb (0xEE, 0xD7, 0xCA),
                Color.FromRgb (0xFB, 0xCB, 0xF7),
                Color.FromRgb (0xFE, 0xDB, 0xB6),
                Color.FromRgb (0xFE, 0xF5, 0x2C),
                Color.FromRgb (0xFD, 0xD6, 0xD4),
                Color.FromRgb (0xE2, 0xE2, 0xDC),
                Color.FromRgb (0xFE, 0xEC, 0x74),
                Color.FromRgb (0xFE, 0xE1, 0xBE),
                Color.FromRgb (0xED, 0xE5, 0xDC),
                Color.FromRgb (0xD9, 0xEC, 0xF8),
                Color.FromRgb (0xFB, 0xE3, 0xD4),
                Color.FromRgb (0xFD, 0xDD, 0xFA),
                Color.FromRgb (0xFE, 0xE7, 0xC6),
                Color.FromRgb (0xFE, 0xFA, 0x91),
                Color.FromRgb (0xFE, 0xEF, 0xCD),
                Color.FromRgb (0xFC, 0xEB, 0xEA),
                Color.FromRgb (0xFE, 0xF6, 0xDC),
                Color.FromRgb (0xFE, 0xFD, 0xE4),
                Color.FromRgb (0x35, 0x29, 0x24),
                Color.FromRgb (0x1A, 0x43, 0x25),
                Color.FromRgb (0x01, 0x49, 0x96),
                Color.FromRgb (0x86, 0x27, 0x16),
                Color.FromRgb (0x4D, 0x52, 0x3F),
                Color.FromRgb (0xEB, 0x0E, 0x0A),
                Color.FromRgb (0x00, 0x6A, 0xCC),
                Color.FromRgb (0x80, 0x34, 0xC1),
                Color.FromRgb (0xFD, 0x00, 0xFF),
                Color.FromRgb (0x08, 0x87, 0xEF),
                Color.FromRgb (0x76, 0x70, 0x56),
                Color.FromRgb (0xB8, 0x55, 0x3F),
                Color.FromRgb (0x35, 0x9F, 0xE1),
                Color.FromRgb (0xAA, 0x7E, 0x60),
                Color.FromRgb (0x01, 0xFD, 0x00),
                Color.FromRgb (0xAB, 0x93, 0x8A),
                Color.FromRgb (0xD3, 0x8C, 0x56),
                Color.FromRgb (0x77, 0xC0, 0xAC),
                Color.FromRgb (0xB9, 0xA6, 0x9E),
                Color.FromRgb (0xE6, 0xAB, 0x63),
                Color.FromRgb (0x9D, 0xCC, 0xA5),
                Color.FromRgb (0xD1, 0xB6, 0x91),
                Color.FromRgb (0xA6, 0xD9, 0xCF),
                Color.FromRgb (0xEA, 0xC9, 0x9D),
                Color.FromRgb (0xDF, 0xE2, 0xBC),
                Color.FromRgb (0xFC, 0xE8, 0xA2),
                Color.FromRgb (0xF9, 0xF2, 0xDE),
                Color.FromRgb (0x23, 0x0D, 0x1A),
                Color.FromRgb (0x02, 0x58, 0x1A),
                Color.FromRgb (0x66, 0x39, 0x13),
                Color.FromRgb (0x36, 0x6D, 0x66),
                Color.FromRgb (0x90, 0x5F, 0x2A),
                Color.FromRgb (0x51, 0x9E, 0x7E),
                Color.FromRgb (0xC0, 0x91, 0x52),
                Color.FromRgb (0x7F, 0xC3, 0xAE),
                Color.FromRgb (0xE0, 0xBF, 0x78),
                Color.FromRgb (0xDC, 0xE8, 0xD4),
                Color.FromRgb (0x65, 0x39, 0x12),
                Color.FromRgb (0x22, 0x69, 0x49),
                Color.FromRgb (0x90, 0x5E, 0x2B),
                Color.FromRgb (0x36, 0x87, 0x5F),
                Color.FromRgb (0x53, 0x9F, 0x81),
                Color.FromRgb (0xBB, 0x85, 0x4C),
                Color.FromRgb (0xD9, 0xB9, 0x6F),
                Color.FromRgb (0x9A, 0xCE, 0xC2),
                Color.FromRgb (0xDF, 0xEF, 0xDE),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
            }
            */
            // [000317][PIL] Seek -remasters-
            new Color[] {
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0x22, 0x22, 0x22),
                Color.FromRgb (0x44, 0x44, 0x44),
                Color.FromRgb (0x55, 0x55, 0x55),
                Color.FromRgb (0x66, 0x66, 0x66),
                Color.FromRgb (0x77, 0x77, 0x77),
                Color.FromRgb (0x88, 0x88, 0x88),
                Color.FromRgb (0x99, 0x99, 0x99),
                Color.FromRgb (0xAA, 0xAA, 0xAA),
                Color.FromRgb (0xBB, 0xBB, 0xBB),
                Color.FromRgb (0xCC, 0xCC, 0xCC),
                Color.FromRgb (0xDD, 0xDD, 0xDD),
                Color.FromRgb (0xEE, 0xEE, 0xEE),
                Color.FromRgb (0x00, 0xFF, 0x00),
                Color.FromRgb (0xFF, 0x00, 0x00),
                Color.FromRgb (0xFF, 0xFF, 0x00),
                Color.FromRgb (0x00, 0x00, 0xFF),
                Color.FromRgb (0x01, 0x01, 0x01),
                Color.FromRgb (0x04, 0x07, 0x17),
                Color.FromRgb (0x0D, 0x07, 0x05),
                Color.FromRgb (0x18, 0x03, 0x01),
                Color.FromRgb (0x1A, 0x0D, 0x09),
                Color.FromRgb (0x0F, 0x11, 0x15),
                Color.FromRgb (0x07, 0x14, 0x25),
                Color.FromRgb (0x2A, 0x09, 0x04),
                Color.FromRgb (0x37, 0x03, 0x02),
                Color.FromRgb (0x23, 0x14, 0x0D),
                Color.FromRgb (0x4C, 0x03, 0x01),
                Color.FromRgb (0x18, 0x19, 0x20),
                Color.FromRgb (0x3F, 0x0C, 0x07),
                Color.FromRgb (0x06, 0x13, 0x67),
                Color.FromRgb (0x0B, 0x20, 0x2E),
                Color.FromRgb (0x2E, 0x19, 0x0F),
                Color.FromRgb (0x5E, 0x03, 0x02),
                Color.FromRgb (0x02, 0x2D, 0x2D),
                Color.FromRgb (0x22, 0x21, 0x2C),
                Color.FromRgb (0x4E, 0x12, 0x08),
                Color.FromRgb (0x40, 0x0E, 0x4D),
                Color.FromRgb (0x3A, 0x1E, 0x10),
                Color.FromRgb (0x71, 0x04, 0x02),
                Color.FromRgb (0x16, 0x32, 0x1C),
                Color.FromRgb (0x11, 0x2B, 0x4F),
                Color.FromRgb (0x28, 0x29, 0x38),
                Color.FromRgb (0x86, 0x03, 0x03),
                Color.FromRgb (0x64, 0x15, 0x0B),
                Color.FromRgb (0x41, 0x26, 0x17),
                Color.FromRgb (0x50, 0x20, 0x0E),
                Color.FromRgb (0x03, 0x40, 0x44),
                Color.FromRgb (0x9C, 0x02, 0x00),
                Color.FromRgb (0x04, 0x34, 0x80),
                Color.FromRgb (0x2C, 0x30, 0x43),
                Color.FromRgb (0x00, 0x00, 0xFB),
                Color.FromRgb (0x56, 0x1C, 0x43),
                Color.FromRgb (0x7E, 0x13, 0x0B),
                Color.FromRgb (0x3A, 0x30, 0x2F),
                Color.FromRgb (0x70, 0x1E, 0x02),
                Color.FromRgb (0x5B, 0x27, 0x10),
                Color.FromRgb (0x4F, 0x2E, 0x1C),
                Color.FromRgb (0x1C, 0x48, 0x1D),
                Color.FromRgb (0x31, 0x35, 0x53),
                Color.FromRgb (0x24, 0x24, 0x9E),
                Color.FromRgb (0xB7, 0x02, 0x01),
                Color.FromRgb (0x78, 0x22, 0x05),
                Color.FromRgb (0x3A, 0x37, 0x3D),
                Color.FromRgb (0x0A, 0x4B, 0x68),
                Color.FromRgb (0x9A, 0x0E, 0x34),
                Color.FromRgb (0x92, 0x1A, 0x0B),
                Color.FromRgb (0x5A, 0x33, 0x25),
                Color.FromRgb (0x81, 0x04, 0xBA),
                Color.FromRgb (0x7B, 0x28, 0x18),
                Color.FromRgb (0x68, 0x33, 0x18),
                Color.FromRgb (0x3B, 0x3E, 0x58),
                Color.FromRgb (0x45, 0x3F, 0x42),
                Color.FromRgb (0xD0, 0x04, 0x04),
                Color.FromRgb (0x67, 0x27, 0x77),
                Color.FromRgb (0x8C, 0x2B, 0x12),
                Color.FromRgb (0x2E, 0x5D, 0x11),
                Color.FromRgb (0x66, 0x3D, 0x29),
                Color.FromRgb (0x2F, 0x53, 0x49),
                Color.FromRgb (0xED, 0x01, 0x01),
                Color.FromRgb (0x75, 0x39, 0x1C),
                Color.FromRgb (0x45, 0x45, 0x61),
                Color.FromRgb (0x29, 0x43, 0xA2),
                Color.FromRgb (0xA3, 0x27, 0x1A),
                Color.FromRgb (0x5D, 0x46, 0x42),
                Color.FromRgb (0x15, 0x64, 0x6A),
                Color.FromRgb (0x78, 0x35, 0x62),
                Color.FromRgb (0x76, 0x44, 0x1C),
                Color.FromRgb (0x92, 0x37, 0x20),
                Color.FromRgb (0xB0, 0x0C, 0xB3),
                Color.FromRgb (0x51, 0x50, 0x5B),
                Color.FromRgb (0x79, 0x47, 0x33),
                Color.FromRgb (0xE6, 0x11, 0x29),
                Color.FromRgb (0x0F, 0x62, 0xB7),
                Color.FromRgb (0x4F, 0x51, 0x79),
                Color.FromRgb (0xA6, 0x37, 0x25),
                Color.FromRgb (0x86, 0x49, 0x21),
                Color.FromRgb (0x44, 0x6C, 0x20),
                Color.FromRgb (0x3C, 0x56, 0xA5),
                Color.FromRgb (0x20, 0x72, 0x7B),
                Color.FromRgb (0x71, 0x53, 0x49),
                Color.FromRgb (0xA1, 0x3F, 0x3A),
                Color.FromRgb (0x7F, 0x44, 0x7D),
                Color.FromRgb (0x5C, 0x5C, 0x61),
                Color.FromRgb (0xDC, 0x02, 0xE7),
                Color.FromRgb (0x59, 0x57, 0x82),
                Color.FromRgb (0xB7, 0x3B, 0x27),
                Color.FromRgb (0x91, 0x51, 0x26),
                Color.FromRgb (0xED, 0x24, 0x44),
                Color.FromRgb (0x69, 0x61, 0x67),
                Color.FromRgb (0xB9, 0x44, 0x31),
                Color.FromRgb (0x5F, 0x61, 0x88),
                Color.FromRgb (0x92, 0x53, 0x58),
                Color.FromRgb (0xA3, 0x53, 0x3B),
                Color.FromRgb (0x56, 0x7D, 0x2B),
                Color.FromRgb (0x45, 0x74, 0x89),
                Color.FromRgb (0x8F, 0x66, 0x13),
                Color.FromRgb (0x25, 0x87, 0x84),
                Color.FromRgb (0x69, 0x68, 0x70),
                Color.FromRgb (0xBA, 0x4F, 0x3A),
                Color.FromRgb (0x69, 0x69, 0x94),
                Color.FromRgb (0xE9, 0x3B, 0x35),
                Color.FromRgb (0x90, 0x53, 0xA6),
                Color.FromRgb (0x9E, 0x60, 0x43),
                Color.FromRgb (0xC1, 0x3A, 0xAD),
                Color.FromRgb (0x5B, 0x67, 0xBA),
                Color.FromRgb (0x06, 0x95, 0xC7),
                Color.FromRgb (0x6D, 0x71, 0x7E),
                Color.FromRgb (0xC8, 0x51, 0x46),
                Color.FromRgb (0x84, 0x6E, 0x6C),
                Color.FromRgb (0x29, 0xAA, 0x28),
                Color.FromRgb (0xA2, 0x6D, 0x2F),
                Color.FromRgb (0x74, 0x74, 0x96),
                Color.FromRgb (0xC1, 0x5E, 0x44),
                Color.FromRgb (0x43, 0x92, 0x8B),
                Color.FromRgb (0xA8, 0x6D, 0x57),
                Color.FromRgb (0xF3, 0x45, 0x60),
                Color.FromRgb (0xE8, 0x5A, 0x28),
                Color.FromRgb (0x71, 0x94, 0x34),
                Color.FromRgb (0x7D, 0x7E, 0x8E),
                Color.FromRgb (0xD1, 0x61, 0x51),
                Color.FromRgb (0x75, 0x7E, 0xBC),
                Color.FromRgb (0xA9, 0x74, 0x72),
                Color.FromRgb (0xC5, 0x6C, 0x51),
                Color.FromRgb (0xA1, 0x87, 0x38),
                Color.FromRgb (0x9E, 0x70, 0xB7),
                Color.FromRgb (0x84, 0x85, 0x96),
                Color.FromRgb (0xEC, 0x5C, 0x5D),
                Color.FromRgb (0xD1, 0x70, 0x5E),
                Color.FromRgb (0x40, 0xAD, 0xAC),
                Color.FromRgb (0x8A, 0x8B, 0x99),
                Color.FromRgb (0xB0, 0x83, 0x69),
                Color.FromRgb (0xE5, 0x54, 0xD2),
                Color.FromRgb (0x7D, 0xA3, 0x51),
                Color.FromRgb (0xA3, 0x7E, 0xB2),
                Color.FromRgb (0xF3, 0x6A, 0x5D),
                Color.FromRgb (0x86, 0x8B, 0xC9),
                Color.FromRgb (0x91, 0x92, 0x9D),
                Color.FromRgb (0xD7, 0x7A, 0x67),
                Color.FromRgb (0x00, 0xFD, 0x01),
                Color.FromRgb (0xC9, 0x85, 0x73),
                Color.FromRgb (0xAD, 0x93, 0x80),
                Color.FromRgb (0xB9, 0x96, 0x58),
                Color.FromRgb (0x98, 0x99, 0xA1),
                Color.FromRgb (0xF5, 0x74, 0x69),
                Color.FromRgb (0xA2, 0xB1, 0x1B),
                Color.FromRgb (0xE4, 0x82, 0x6B),
                Color.FromRgb (0x90, 0x98, 0xCD),
                Color.FromRgb (0xB7, 0x8A, 0xBE),
                Color.FromRgb (0xE1, 0x89, 0x76),
                Color.FromRgb (0xA0, 0xA2, 0xAD),
                Color.FromRgb (0xD3, 0x92, 0x85),
                Color.FromRgb (0x7C, 0xA5, 0xF5),
                Color.FromRgb (0xF9, 0x84, 0x77),
                Color.FromRgb (0xC0, 0xA2, 0x77),
                Color.FromRgb (0xF8, 0x99, 0x1F),
                Color.FromRgb (0xE9, 0x8F, 0x84),
                Color.FromRgb (0x9D, 0xA3, 0xDC),
                Color.FromRgb (0xAB, 0xAB, 0xAA),
                Color.FromRgb (0xF9, 0x90, 0x7D),
                Color.FromRgb (0xB0, 0xC6, 0x24),
                Color.FromRgb (0xCD, 0xA1, 0xB0),
                Color.FromRgb (0xDE, 0x9E, 0x90),
                Color.FromRgb (0xAE, 0xAF, 0xB9),
                Color.FromRgb (0xEE, 0x99, 0x86),
                Color.FromRgb (0xA9, 0xAB, 0xE4),
                Color.FromRgb (0xF8, 0x9B, 0x89),
                Color.FromRgb (0xB4, 0xB6, 0xB9),
                Color.FromRgb (0xAD, 0xB5, 0xE3),
                Color.FromRgb (0xF9, 0xA3, 0x88),
                Color.FromRgb (0xE4, 0xAA, 0x9F),
                Color.FromRgb (0xF9, 0xA6, 0x95),
                Color.FromRgb (0xD5, 0xCE, 0x29),
                Color.FromRgb (0xD3, 0xB5, 0xBC),
                Color.FromRgb (0xBC, 0xBF, 0xC4),
                Color.FromRgb (0xBA, 0xB9, 0xE9),
                Color.FromRgb (0xFB, 0xAC, 0x9A),
                Color.FromRgb (0xEB, 0xB4, 0xA9),
                Color.FromRgb (0xFC, 0xB0, 0xA0),
                Color.FromRgb (0xBD, 0xC3, 0xEA),
                Color.FromRgb (0xFB, 0xBB, 0x74),
                Color.FromRgb (0xC6, 0xC6, 0xCA),
                Color.FromRgb (0xEE, 0xBA, 0xAF),
                Color.FromRgb (0xFD, 0xB5, 0xA4),
                Color.FromRgb (0xFC, 0xB8, 0xA9),
                Color.FromRgb (0xFC, 0xBC, 0xAC),
                Color.FromRgb (0xC7, 0xCA, 0xEF),
                Color.FromRgb (0xCE, 0xCD, 0xD2),
                Color.FromRgb (0xEF, 0xC3, 0xC0),
                Color.FromRgb (0xFC, 0xC0, 0xB3),
                Color.FromRgb (0xD4, 0xED, 0x38),
                Color.FromRgb (0xFC, 0xC5, 0xB9),
                Color.FromRgb (0xD0, 0xD3, 0xE8),
                Color.FromRgb (0xFC, 0xD5, 0x78),
                Color.FromRgb (0xFC, 0xC9, 0xBF),
                Color.FromRgb (0xD8, 0xD9, 0xE2),
                Color.FromRgb (0xFC, 0xCD, 0xC4),
                Color.FromRgb (0xFC, 0xD1, 0xC9),
                Color.FromRgb (0xDB, 0xDE, 0xE9),
                Color.FromRgb (0xFD, 0xD5, 0xD0),
                Color.FromRgb (0xFE, 0xFD, 0x04),
                Color.FromRgb (0xFD, 0xD8, 0xD4),
                Color.FromRgb (0xFB, 0xE0, 0xB9),
                Color.FromRgb (0xE2, 0xE5, 0xEE),
                Color.FromRgb (0xFD, 0xDD, 0xD9),
                Color.FromRgb (0xFD, 0xE3, 0xE0),
                Color.FromRgb (0xFC, 0xF4, 0x91),
                Color.FromRgb (0xEB, 0xED, 0xF1),
                Color.FromRgb (0xFD, 0xE8, 0xE4),
                Color.FromRgb (0xFD, 0xEC, 0xE8),
                Color.FromRgb (0xF1, 0xF3, 0xF6),
                Color.FromRgb (0xFD, 0xF0, 0xED),
                Color.FromRgb (0xFD, 0xF6, 0xF4),
                Color.FromRgb (0xFD, 0xFB, 0xF9),
                Color.FromRgb (0xFF, 0xFF, 0xFF),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
                Color.FromRgb (0x00, 0x00, 0x00),
            }
        );

        bool m_disposed = false;
        public void Dispose ()
        {
            if (!m_disposed && m_should_dispose)
            {
                m_input.Dispose();
                m_disposed = true;
            }
        }
    }
}
